Quick-insertion connection structure for professional atomizer foam cannon

Abstract

A quick-insertion connection structure for a professional atomizer foam cannon, including a venturi tube sheath, a foam nozzle mounting base, a pressure plate adjustment sheath, and a quick-release knob, wherein an end of the venturi tube sheath is provided with a limit elastic piece, and an end of the limit elastic piece is provided with a limit buckle; an end of the foam nozzle mounting base is provided with a guide hole, and an opposite end of the foam nozzle mounting base is provided with a first limit ledge; a snap-slot is disposed between the guide hole and the first limit ledge, the snap-slot being provided with a limit hole adapted to the limit buckle; an end of the quick-release knob is provided with a second limit ledge, and an inner cavity wall of the quick-release knob is provided with a third limit ledge.

The invention claimed is: 
     
       1. A quick-insertion connection structure for an atomizer foam cannon, comprising a venturi tube sheath, a foam nozzle mounting base, a pressure plate adjustment sheath, and a quick-release knob, wherein an end of the venturi tube sheath is provided with a limit elastic piece, and an end of the limit elastic piece is provided with a limit buckle; an end of the foam nozzle mounting base is provided with a guide hole, and an opposite end of the foam nozzle mounting base is provided with a first limit ledge; a snap-slot is disposed between the guide hole and the first limit ledge, the snap-slot being provided with a limit hole adapted to the limit buckle; a connection slot is disposed between the snap-slot and the first limit ledge, and a notch is provided on a side of the snap-slot; an end of the pressure plate adjustment sheath is provided with a connection buckle, the connection buckle being disposed in the connection slot; an end of the quick-release knob is provided with a second limit ledge, an inner cavity wall of the quick-release knob is provided with a third limit ledge, the second limit ledge is disposed on a side of the snap-slot, the third limit ledge is disposed in the snap-slot, and the third limit ledge is adapted to the notch. 
     
     
       2. The quick-insertion connection structure according to  claim 1 , wherein an end of the guide hole tapers towards an opposite end thereof. 
     
     
       3. The quick-insertion connection structure according to  claim 2 , wherein an inner wall of the guide hole is provided with a mounting groove. 
     
     
       4. The quick-insertion connection structure according to  claim 1 , wherein both ends of the third limit ledge are provided with inclined ledge structures. 
     
     
       5. The quick-insertion connection structure according to  claim 1 , wherein an outer sidewall of the quick-release knob is provided with a plurality of anti-slip ribs. 
     
     
       6. The quick-insertion connection structure according to  claim 1 , wherein an inner cavity wall of the foam nozzle mounting base is provided with a support ledge. 
     
     
       7. The quick-insertion connection structure according to  claim 1 , wherein an inner diameter of the pressure plate adjustment sheath is greater than an outer diameter of the foam nozzle mounting base, and an outer diameter of the pressure plate adjustment sheath is greater than an inner diameter of the third limit ledge.